Equivalent to A.W. Chesterton® “P20KDAER, P20K2 & P20K3”, Parker Hannifin-Pradifa® “TK, ZP, ZA, ZC & TP”, SKF Economos® “K20-R”, Macrotech Polyseal® “LTP” profile.

DK120: Piston T-Seal with Integrated Back-up Rings

SCS, INC. DK120:   Double acting piston “T-seal” with integrated anti-extrusion back-up rings. Excellent space savings for compact designs to fit in custom and standard O-ring grooves. Excellent for heavy duty hydraulic and pneumatics. Integrated active back-up rings suitable for large extrusion gaps and high pressure applications. Designed with an interference fit on outside diameter maintains non-twisting in dynamic applications. The snap in design is an outstanding choice for large piston diameters. Extremely adaptive possibilities for diverse temperatures and media with a wide selection of seal materials. All around rod seal available in standard, metric and custom sizes from 0-200″ in diameter.

SEAL INFORMATION
Profile DK120
TEMPERATURE RANGE -65° to +400° F
PRESSURE RANGE 0 to 6000 PSI
SPEED 0.5 m/s

MAXIMUM PSI Per Extrusion GAP Dimension
MAX DIAM. GAP: 0.032″ 0.015″ 0.012″ 0.009″
PRESSURE: 2500 PSI 4500 PSI 5500 PSI 6000 PSI

*Disclaimer: PSI Range is based upon material and extrusion gap.

Custom Seal

Custom Seal

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